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ISSN 2063-5346
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Modeling of homogeneous and isotropic universe in f (R) = R + αR2 gravity

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Lovely Gupta, Anjali Yadav, Lallan Yadava , Anil Kumar Yadav
» doi: 10.48047/ecb/2023.12.8.463

Abstract

In this paper, we investigate a model of homogeneous universe powered by Hybrid Expansion Law (HEL) a = t mexp(βt); m and β are arbitrary constant, in modified f (R) = R + αR2 gravity. The physical viability of the model is examined by applying energy condition and stability condition. The derived model represents a model of transitioning universe in f (R) theory of gravity. The graphical representation of energy density, ricci scalar and velocity of sound are given and also we discuss some physical properties of the universe.

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